Engino Discovering STEM Mechanics Pulley Drives | 8 Working Models | Illustrated Instruction Manual | Theory & Facts | Experimental Activities | STEM Construction Kit Engino brings complex concepts into clear focus for budding engineers and scientists with award winning components and step by step illustrated assembly instructions Learn how Pulley Drives can be used to transfer force with reduced force and increase speed Build 8 working models such as a Crane Bridge, Material Lift, Windmill and more Manual includes 10 pages of theory and amazing facts, 3 pages of experimental activities, 2 pages of revision quiz, and 15 pages of step by step instructions. Models illustrated online at Engino's website or using the Engino 3D app downloadable for Android or Apple iOS. MADE IN CYPRUS